package com.lanou.hotel.config;

import org.springframework.context.annotation.Configuration;
import org.springframework.web.filter.CorsFilter;
import org.springframework.context.annotation.Bean;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;

@Configuration
public class CrossOriginConfig {
    @Bean
    public CorsFilter corsFilter(){
        CorsConfiguration config = new CorsConfiguration();
        //运行白名单域名进行跨域调用
        config.addAllowedOriginPattern("*");
        //运行跨域携带cookie
        config.setAllowCredentials(true);
        //放行全部原始头信息
        config.addAllowedHeader("*");
        //允许所有请求方法跨域调用
        config.addAllowedMethod("*");
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        source.registerCorsConfiguration("/**",config);
        return new CorsFilter(source);
    }
}
